/* 放置登录页面的专属操作 */
.login-container{
    width: 100%;
    height: calc(100% - 50px);
    /* 登录对话框 垂直水平*/
    display: flex;
    align-items: center;
    justify-content: center;
    
}

.login-dialog{
    width: 400px;
    height: 320px;
    background-color: rgb(220,220,220);
    border-radius: 15px;
}
.login-dialog h3{
    text-align: center;
    padding: 50px 0;
}

.login-dialog .row{
    height: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
}
.login-dialog .row span{
    display: block;
    width: 100px;
    font-weight: 700;
}

#username,#password{
    width: 200px;
    height: 40px;
    font-size: 20px;
    text-indent: 10px;;

    border-radius: 10px;
    border: none;
    outline: none;
}

#submit{
    width: 300px;
    height: 40px;
    background-color: rgb(0, 128, 0);
    color: white;
    border: none;
    font-size: 20px;
    border-radius: 10px;
}

#submit:active{
    background-color: #666;

}
.login-container{
    background-image: url(../img/i.png);
    background-repeat: no-repeat;
    background-position: center center;
    background-size: cover;


    /* .cover和.mian重合 */
    /* position: absolute; */
    top: 0;
    left: 0;
    /* z周坐标 */
    z-index: 1;
    /* 滤镜效果
    filter: blur(5px); */
}